src/java.base/share/classes/sun/security/rsa/RSAPrivateCrtKeyImpl.java

*** 1,7 ****
  /*
!  * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 189,228 ****
              DerInputStream data = derValue.data;
              int version = data.getInteger();
              if (version != 0) {
                  throw new IOException("Version must be 0");
              }
-             n = getBigInteger(data);
-             e = getBigInteger(data);
-             d = getBigInteger(data);
-             p = getBigInteger(data);
-             q = getBigInteger(data);
-             pe = getBigInteger(data);
-             qe = getBigInteger(data);
-             coeff = getBigInteger(data);
-             if (derValue.data.available() != 0) {
-                 throw new IOException("Extra data available");
-             }
-         } catch (IOException e) {
-             throw new InvalidKeyException("Invalid RSA private key", e);
-         }
-     }
  
-     /**
-      * Read a BigInteger from the DerInputStream.
-      */
-     static BigInteger getBigInteger(DerInputStream data) throws IOException {
-         BigInteger b = data.getBigInteger();
- 
          /*
           * Some implementations do not correctly encode ASN.1 INTEGER values
           * in 2's complement format, resulting in a negative integer when
           * decoded. Correct the error by converting it to a positive integer.
           *
           * See CR 6255949
           */
!         if (b.signum() < 0) {
!             b = new BigInteger(1, b.toByteArray());
          }
!         return b;
      }
  }
--- 189,217 ----
              DerInputStream data = derValue.data;
              int version = data.getInteger();
              if (version != 0) {
                  throw new IOException("Version must be 0");
              }
  
              /*
               * Some implementations do not correctly encode ASN.1 INTEGER values
               * in 2's complement format, resulting in a negative integer when
               * decoded. Correct the error by converting it to a positive integer.
               *
               * See CR 6255949
               */
!             n = data.getPositiveBigInteger();
!             e = data.getPositiveBigInteger();
!             d = data.getPositiveBigInteger();
!             p = data.getPositiveBigInteger();
!             q = data.getPositiveBigInteger();
!             pe = data.getPositiveBigInteger();
!             qe = data.getPositiveBigInteger();
!             coeff = data.getPositiveBigInteger();
!             if (derValue.data.available() != 0) {
!                 throw new IOException("Extra data available");
              }
!         } catch (IOException e) {
!             throw new InvalidKeyException("Invalid RSA private key", e);
          }
+     }
  }